138518884

素因数分解:

$2^2\times 7^2\times {\mathrm{706729}}^1$

素因数の和:706747

約数の個数: 18

約数和(自身を含む): 281985270

約数和(自身を除く): 143466386

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 706729, 1413458, 2826916, 4947103, 9894206, 19788412, 34629721, 69259442, 138518884]

約数ペア:

[(1, 138518884), (2, 69259442), (4, 34629721), (7, 19788412), (14, 9894206), (28, 4947103), (49, 2826916), (98, 1413458), (196, 706729)]